package com.sky.mapper;

import com.sky.entity.ShoppingCart;
import org.apache.ibatis.annotations.Delete;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Update;

import java.util.List;

@Mapper
public interface ShoppingCartMapper {

    /**
     *添加购物车
     * @param shoppingCart
     * @return
     */
    List<ShoppingCart> list(ShoppingCart shoppingCart);

    @Update("update shopping_cart set number = #{number} where id = #{id}")
    void updateNumberById(ShoppingCart cart);


    @Insert("insert into shopping_cart (name,user_id,dish_id,setmeal_id,dish_flavor,number,amount,image,create_time)" +
            " values (#{name},#{userId},#{dishId},#{setmealId},#{dishFlavor},#{number},#{amount},#{image},#{createTime})")
    void insert(ShoppingCart shoppingCart);
    /**
     *清空购物车
     * @param
     * @return
     */
    @Delete("delete from shopping_cart where user_id = #{userId}")
    void clean(Long userId);
    /**
     *删除购物车
     * @param
     * @return
     */
    @Delete("delete  from shopping_cart where id = #{id}")
    void deleteById(Long id);
}
